#ifndef _NETINET6_IPSEC_H_
#define _NETINET6_IPSEC_H_
#include <net/pfkeyv2.h>
#include <netkey/keydb.h>
#if KERNEL
struct secpolicyindex {
u_int8_t dir;
struct sockaddr_storage src;
struct sockaddr_storage dst;
u_int8_t prefs;
u_int8_t prefd;
u_int16_t ul_proto;
#ifdef notyet
uid_t uids;
uid_t uidd;
gid_t gids;
gid_t gidd;
#endif
};
struct secpolicy {
LIST_ENTRY(secpolicy) chain;
int refcnt;
struct secpolicyindex spidx;
u_int32_t id;
u_int state;
#define IPSEC_SPSTATE_DEAD 0
#define IPSEC_SPSTATE_ALIVE 1
u_int policy;
struct ipsecrequest *req;
};
struct ipsecrequest {
struct ipsecrequest *next;
struct secasindex saidx;
u_int level;
struct secasvar *sav;
struct secpolicy *sp;
};
struct inpcbpolicy {
struct secpolicy *sp_in;
struct secpolicy *sp_out;
int priv;
};
struct secspacq {
LIST_ENTRY(secspacq) chain;
struct secpolicyindex spidx;
u_int32_t tick;
int count;
};
#endif
#define IPSEC_PORT_ANY 0
#define IPSEC_ULPROTO_ANY 255
#define IPSEC_PROTO_ANY 255
#define IPSEC_MODE_ANY 0
#define IPSEC_MODE_TRANSPORT 1
#define IPSEC_MODE_TUNNEL 2
#define IPSEC_DIR_ANY 0
#define IPSEC_DIR_INBOUND 1
#define IPSEC_DIR_OUTBOUND 2
#define IPSEC_DIR_MAX 3
#define IPSEC_DIR_INVALID 4
#define IPSEC_POLICY_DISCARD 0
#define IPSEC_POLICY_NONE 1
#define IPSEC_POLICY_IPSEC 2
#define IPSEC_POLICY_ENTRUST 3
#define IPSEC_POLICY_BYPASS 4
#define IPSEC_LEVEL_DEFAULT 0
#define IPSEC_LEVEL_USE 1
#define IPSEC_LEVEL_REQUIRE 2
#define IPSEC_LEVEL_UNIQUE 3
#define IPSEC_MANUAL_REQID_MAX 0x3fff
#define IPSEC_REPLAYWSIZE 32
struct ipsecstat {
u_quad_t in_success;
u_quad_t in_polvio;
u_quad_t in_nosa;
u_quad_t in_inval;
u_quad_t in_nomem;
u_quad_t in_badspi;
u_quad_t in_ahreplay;
u_quad_t in_espreplay;
u_quad_t in_ahauthsucc;
u_quad_t in_ahauthfail;
u_quad_t in_espauthsucc;
u_quad_t in_espauthfail;
u_quad_t in_esphist[256];
u_quad_t in_ahhist[256];
u_quad_t in_comphist[256];
u_quad_t out_success;
u_quad_t out_polvio;
u_quad_t out_nosa;
u_quad_t out_inval;
u_quad_t out_nomem;
u_quad_t out_noroute;
u_quad_t out_esphist[256];
u_quad_t out_ahhist[256];
u_quad_t out_comphist[256];
};
#define IPSECCTL_STATS 1
#define IPSECCTL_DEF_POLICY 2
#define IPSECCTL_DEF_ESP_TRANSLEV 3
#define IPSECCTL_DEF_ESP_NETLEV 4
#define IPSECCTL_DEF_AH_TRANSLEV 5
#define IPSECCTL_DEF_AH_NETLEV 6
#define IPSECCTL_INBOUND_CALL_IKE 7
#define IPSECCTL_AH_CLEARTOS 8
#define IPSECCTL_AH_OFFSETMASK 9
#define IPSECCTL_DFBIT 10
#define IPSECCTL_ECN 11
#define IPSECCTL_DEBUG 12
#define IPSECCTL_MAXID 13
#define IPSECCTL_NAMES { \
{ 0, 0 }, \
{ 0, 0 }, \
{ "def_policy", CTLTYPE_INT }, \
{ "esp_trans_deflev", CTLTYPE_INT }, \
{ "esp_net_deflev", CTLTYPE_INT }, \
{ "ah_trans_deflev", CTLTYPE_INT }, \
{ "ah_net_deflev", CTLTYPE_INT }, \
{ "inbound_call_ike", CTLTYPE_INT }, \
{ "ah_cleartos", CTLTYPE_INT }, \
{ "ah_offsetmask", CTLTYPE_INT }, \
{ "dfbit", CTLTYPE_INT }, \
{ "ecn", CTLTYPE_INT }, \
{ "debug", CTLTYPE_INT }, \
}
#define IPSEC6CTL_NAMES { \
{ 0, 0 }, \
{ 0, 0 }, \
{ "def_policy", CTLTYPE_INT }, \
{ "esp_trans_deflev", CTLTYPE_INT }, \
{ "esp_net_deflev", CTLTYPE_INT }, \
{ "ah_trans_deflev", CTLTYPE_INT }, \
{ "ah_net_deflev", CTLTYPE_INT }, \
{ "inbound_call_ike", CTLTYPE_INT }, \
{ 0, 0 }, \
{ 0, 0 }, \
{ 0, 0 }, \
{ "ecn", CTLTYPE_INT }, \
{ "debug", CTLTYPE_INT }, \
}
#ifdef __bsdi__
#define IPSECCTL_VARS { \
0, \
0, \
&ip4_def_policy.policy, \
&ip4_esp_trans_deflev, \
&ip4_esp_net_deflev, \
&ip4_ah_trans_deflev, \
&ip4_ah_net_deflev, \
&ip4_inbound_call_ike, \
&ip4_ah_cleartos, \
&ip4_ah_offsetmask, \
&ip4_ipsec_dfbit, \
&ip4_ipsec_ecn, \
&ipsec_debug, \
}
#define IPSEC6CTL_VARS { \
0, \
0, \
&ip6_def_policy.policy, \
&ip6_esp_trans_deflev, \
&ip6_esp_net_deflev, \
&ip6_ah_trans_deflev, \
&ip6_ah_net_deflev, \
&ip6_inbound_call_ike, \
0, \
0, \
0, \
&ip6_ipsec_ecn, \
&ipsec_debug, \
}
#endif
#if KERNEL
struct ipsec_output_state {
struct mbuf *m;
struct route *ro;
struct sockaddr *dst;
};
extern int ipsec_debug;
#if INET
extern struct ipsecstat ipsecstat;
extern struct secpolicy ip4_def_policy;
extern int ip4_esp_trans_deflev;
extern int ip4_esp_net_deflev;
extern int ip4_ah_trans_deflev;
extern int ip4_ah_net_deflev;
extern int ip4_inbound_call_ike;
extern int ip4_ah_cleartos;
extern int ip4_ah_offsetmask;
extern int ip4_ipsec_dfbit;
extern int ip4_ipsec_ecn;
#endif
#if INET6
extern struct ipsecstat ipsec6stat;
extern struct secpolicy ip6_def_policy;
extern int ip6_esp_trans_deflev;
extern int ip6_esp_net_deflev;
extern int ip6_ah_trans_deflev;
extern int ip6_ah_net_deflev;
extern int ip6_inbound_call_ike;
extern int ip6_ipsec_ecn;
#endif
#define ipseclog(x) do { if (ipsec_debug) log x; } while (0)
extern struct secpolicy *ipsec4_getpolicybysock
__P((struct mbuf *, u_int, struct socket *, int *));
extern struct secpolicy *ipsec4_getpolicybyaddr
__P((struct mbuf *, u_int, int, int *));
#if INET6
extern struct secpolicy *ipsec6_getpolicybysock
__P((struct mbuf *, u_int, struct socket *, int *));
extern struct secpolicy *ipsec6_getpolicybyaddr
__P((struct mbuf *, u_int, int, int *));
#endif
struct inpcb;
#if INET6
struct in6pcb;
#endif
extern int ipsec_init_policy __P((struct socket *so, struct inpcbpolicy **));
extern int ipsec_copy_policy
__P((struct inpcbpolicy *, struct inpcbpolicy *));
extern u_int ipsec_get_reqlevel __P((struct ipsecrequest *));
extern int ipsec4_set_policy __P((struct inpcb *inp, int optname,
caddr_t request, size_t len, int priv));
extern int ipsec4_get_policy __P((struct inpcb *inpcb, caddr_t request,
size_t len, struct mbuf **mp));
extern int ipsec4_delete_pcbpolicy __P((struct inpcb *));
extern int ipsec4_in_reject_so __P((struct mbuf *, struct socket *));
extern int ipsec4_in_reject __P((struct mbuf *, struct inpcb *));
#if INET6
extern int ipsec6_in_reject_so __P((struct mbuf *, struct socket *));
#if defined(__FreeBSD__) && __FreeBSD__ >= 3 || defined (__APPLE__)
extern int ipsec6_delete_pcbpolicy __P((struct inpcb *));
extern int ipsec6_set_policy __P((struct inpcb *inp, int optname,
caddr_t request, size_t len, int priv));
extern int ipsec6_get_policy
__P((struct inpcb *inp, caddr_t request, size_t len, struct mbuf **mp));
extern int ipsec6_in_reject __P((struct mbuf *, struct inpcb *));
#else
extern int ipsec6_delete_pcbpolicy __P((struct in6pcb *));
extern int ipsec6_set_policy __P((struct in6pcb *in6p, int optname,
caddr_t request, size_t len, int priv));
extern int ipsec6_get_policy __P((struct in6pcb *in6p, caddr_t request,
size_t len, struct mbuf **mp));
extern int ipsec6_in_reject __P((struct mbuf *, struct in6pcb *));
#endif
#endif
struct secas;
struct tcpcb;
struct tcp6cb;
extern int ipsec_chkreplay __P((u_int32_t, struct secasvar *));
extern int ipsec_updatereplay __P((u_int32_t, struct secasvar *));
extern size_t ipsec4_hdrsiz __P((struct mbuf *, u_int, struct inpcb *));
#if defined(__FreeBSD__) && __FreeBSD__ >= 3 || defined (__APPLE__)
extern size_t ipsec_hdrsiz_tcp __P((struct tcpcb *, int));
#else
extern size_t ipsec4_hdrsiz_tcp __P((struct tcpcb *));
#endif
#if INET6
#if defined(__FreeBSD__) && __FreeBSD__ >= 3 || defined (__APPLE__)
extern size_t ipsec6_hdrsiz __P((struct mbuf *, u_int, struct inpcb *));
#else
extern size_t ipsec6_hdrsiz __P((struct mbuf *, u_int, struct in6pcb *));
#if defined(__NetBSD__) && !defined(TCP6)
extern size_t ipsec6_hdrsiz_tcp __P((struct tcpcb *));
#else
extern size_t ipsec6_hdrsiz_tcp __P((struct tcp6cb *));
#endif
#endif
#endif
struct ip;
#if INET6
struct ip6_hdr;
#endif
extern const char *ipsec4_logpacketstr __P((struct ip *, u_int32_t));
#if INET6
extern const char *ipsec6_logpacketstr __P((struct ip6_hdr *, u_int32_t));
#endif
extern const char *ipsec_logsastr __P((struct secasvar *));
extern void ipsec_dumpmbuf __P((struct mbuf *));
extern int ipsec4_output __P((struct ipsec_output_state *, struct secpolicy *,
int));
#if INET6
extern int ipsec6_output_trans __P((struct ipsec_output_state *, u_char *,
struct mbuf *, struct secpolicy *, int, int *));
extern int ipsec6_output_tunnel __P((struct ipsec_output_state *,
struct secpolicy *, int));
#endif
extern int ipsec4_tunnel_validate __P((struct ip *, u_int, struct secasvar *));
#if INET6
extern int ipsec6_tunnel_validate __P((struct ip6_hdr *, u_int,
struct secasvar *));
#endif
extern struct mbuf *ipsec_copypkt __P((struct mbuf *));
extern void ipsec_setsocket __P((struct mbuf *, struct socket *));
extern struct socket *ipsec_getsocket __P((struct mbuf *));
#if defined(__bsdi__) || defined(__NetBSD__)
extern int ipsec_sysctl __P((int *, u_int, void *, size_t *, void *, size_t));
extern int ipsec6_sysctl __P((int *, u_int, void *, size_t *, void *, size_t));
#endif
#endif
#ifndef KERNEL
extern caddr_t ipsec_set_policy __P((char *policy, int buflen));
extern int ipsec_get_policylen __P((caddr_t buf));
extern char *ipsec_dump_policy __P((caddr_t buf, char *delimiter));
extern char *ipsec_strerror __P((void));
#endif
#endif